assimp/test/unit/Common/utXmlParser.cpp

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#include "UnitTestPCH.h"
#include <assimp/XmlParser.h>
#include <assimp/DefaultIOStream.h>
#include <assimp/DefaultIOSystem.h>

using namespace Assimp;

class utXmlParser : public ::testing::Test {
public:
    utXmlParser() :
            Test(),
            mIoSystem() {
        // empty
    }

protected:
    DefaultIOSystem mIoSystem;
};

TEST_F(utXmlParser, parse_xml_test) {
    XmlParser parser;
    std::string filename = ASSIMP_TEST_MODELS_DIR "/X3D/ComputerKeyboard.x3d";
    std::unique_ptr<IOStream> stream(mIoSystem.Open(filename.c_str(), "rb"));
    EXPECT_NE(stream.get(), nullptr);
    bool result = parser.parse(stream.get());
    EXPECT_TRUE(result);
}

TEST_F(utXmlParser, parse_xml_and_traverse_test) {
    XmlParser parser;
    std::string filename = ASSIMP_TEST_MODELS_DIR "/X3D/ComputerKeyboard.x3d";
    std::unique_ptr<IOStream> stream(mIoSystem.Open(filename.c_str(), "rb"));
    EXPECT_NE(stream.get(), nullptr);
    bool result = parser.parse(stream.get());
    EXPECT_TRUE(result);
    XmlNode root = parser.getRootNode();

    XmlNodeIterator nodeIt(root);
    EXPECT_TRUE(nodeIt.isEmpty());
    nodeIt.collectChildrenPreOrder(root);
    const size_t numNodes = nodeIt.size();
    bool empty = nodeIt.isEmpty();
    EXPECT_FALSE(empty);
    EXPECT_NE(numNodes, 0U);
    XmlNode node;
    while (nodeIt.getNext(node)) {
        const std::string nodeName = node.name();
        EXPECT_FALSE(nodeName.empty());
    }
}